Feste Kaiser Wilhelm II.

After the Franco-Prussian War of 1870/71, parts of Alsace-Lorraine returned to the German Empire. To protect these newly acquired territories, existing fortresses were expanded and new ones planned. The Feste Kaiser Wilhelm II. was intended to serve as the right anchor of a defensive line between the Vosges and the Rhine, to seal off the Bruche valley, and secure the Molsheim railway junction. Emperor Wilhelm I ordered its construction in 1884, but it was under Emperor Wilhelm II. that the plans took concrete shape. He favored a modern triangular form for the forts and ordered construction to begin in April 1893. The complex, which developed over almost 25 years, received its name on June 14, 1894. Over time, it was equipped with various artillery batteries, including armored turret guns and shielded carriage cannons, as well as infantry rooms and extensive wire obstacles. During the First World War, there was only a brief artillery engagement. The fortress survived the war undamaged and passed to France. In World War II, it was evacuated by French troops in 1940 and later occupied by German units. More than 70 German soldiers died in an accidental German air raid. In late 1944, after artillery shelling and air attacks, the fortress was captured by US troops.

The Feste Kaiser Wilhelm II. is located in Mutzig in the Bas-Rhin department, in the Alsace region, France. It is situated at an elevation of approximately 388 m above sea level.

The fortress can be visited today. Restored sections, including infantry rooms, a shielded carriage battery, and a trench, are accessible. A Franco-German association maintains the complex as a museum of technology and architecture and has been dedicated to its restoration since 1984.

• Château des Rohan (castle), approx. 2.1 km away
• Chateau d’Oberkirch (castle), approx. 3.4 km away
• Château de Rosenbourg (castle), approx. 5.1 km away
• Château de Scharrachbergheim (castle), approx. 5.2 km away